39899080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{277}}^2$

素因数の和:578

約数の個数: 48

約数和(自身を含む): 97028820

約数和(自身を除く): 57129740

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 277, 520, 554, 1108, 1385, 2216, 2770, 3601, 5540, 7202, 11080, 14404, 18005, 28808, 36010, 72020, 76729, 144040, 153458, 306916, 383645, 613832, 767290, 997477, 1534580, 1994954, 3069160, 3989908, 4987385, 7979816, 9974770, 19949540, 39899080]

約数ペア:

[(1, 39899080), (2, 19949540), (4, 9974770), (5, 7979816), (8, 4987385), (10, 3989908), (13, 3069160), (20, 1994954), (26, 1534580), (40, 997477), (52, 767290), (65, 613832), (104, 383645), (130, 306916), (260, 153458), (277, 144040), (520, 76729), (554, 72020), (1108, 36010), (1385, 28808), (2216, 18005), (2770, 14404), (3601, 11080), (5540, 7202)]